| PAT-SED | pseudoachondroplastic dysplasia |
|---|---|
| PFD | polyostotic fibrous dysplasia; pseudoinflammatory fundus disease |
| PRD | partial reaction of degeneration; physician relations department; postradiation dysplasia |
| REEDS | retention of tears, ectrodactyly, ectodermal dysplasia, and strange hair, skin and teeth [syndrome] |
| RL | radial line; radiation laboratory; reduction level; renal dysplasia-limb defects [syndrome]; resisti... |